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Table 3 How to achieve a quadrupling dose for participants on an inhaled corticosteroid-only inhaler (BDP,FP, budesonide, ciclesonide)

From: FourFold Asthma Study (FAST): a study protocol for a randomised controlled trial evaluating the clinical cost-effectiveness of temporarily quadrupling the dose of inhaled steroid to prevent asthma exacerbations

Current number of puffs

Puffs to achieve quadrupled dose

1 od

4 od

2 od

8 od

1 bd

4 bd

2 bd

8 bd

  1. bd twice daily, BDP beclomethasone dipropionate, FP fluticasone propionate, od once daily